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lecture3 - PIC 40A Lecture 3: Markup Languages What is...

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PIC 40A Lecture 3: Markup Languages
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What is markup? • historically, the collection of detailed stylistic instructions written on a manuscript to be typeset (Amer. Herit). In a computer science context, • the instructions (tags) giving the formatting specifications of an electronic document's content.
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Examples of Markup Languages • Postscript •T e x • LaTex • HTML- HyperText Markup Language • XHTML- eXtensible HyperText Markup Lang. • SGML- Standard Generalized Markup Language • XML- eXtensible Markup Language Meta-Markup Languages
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What is SGML? •a meta-markup language- a language or framework for defining markup languages ( applications ) • a standard of the International Standards Organization (ISO) since 1986 • a good model, but too vast and complex (redundant and overly complicated features)
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What is XML? • A simplified version of SGML • A standard meta-markup language • XML applications – organize and describe content through markup in the form of custom-made tags with attributes – do not specify presentation details of content • Latest Version XML 1.1
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• A simple SGML application used to markup text documents into Web pages • Specifies meaning and structure of content • Not designed to specify presentation • Used only a small subset of SGML’s capabilities • Created by Tim Berners-Lee in 1991 • Latest version: HTML 4.01
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This note was uploaded on 03/15/2010 for the course PIC 40A taught by Professor Ouellette during the Winter '10 term at UCLA.

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lecture3 - PIC 40A Lecture 3: Markup Languages What is...

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